Tech specs
Brand
SpectraLink
Product Line
Spectralink 84-Series
Model
8440
Manufacturer
Spectralink
Caller ID Memory
20 names & numbers
Dialed Call Memory
20
Bluetooth Profiles
Headset Profile (HSP)
IP Address Assignment
DHCP, Static
Network Features
Lightweight Directory Access Protocol (LDAP)
Network Protocols
DNS, HTTP, HTTPS, RTCP, SNTP, SRTP, TFTP
Phone Connections
Headset jack / sub-mini-phone 2.5 mm, Micro-USB
Backlit Display
Yes
Color Depth
16-bit (65000 colors)
Color Support
Color
Display Diagonal Size
2.2 inch
Display Diagonal Size (metric)
5.6 centimetre
Display Location
Handset
Display Resolution
240 x 320 pixels
Display Type
LCD display
Battery Rechargeable
Rechargeable
Indicators & Controls
Visual ringer light, Voice message waiting indicator
Multiple Conferencing
3-way
Phone Directory Capacity
1000 names & numbers
Speakerphone
Yes
Voice Codec
G.711a, G.711u, G.722, G.722.1, G.729
Wireless Handsets
1
Additional Functions
Built-in calendar
Call Services
Call Forwarding, Call Hold, Call Transfer, Call Waiting, Caller ID, Voicemail
Cordless Phone Standard
IEEE 802.11a/b/g/n (Wi-Fi)
Dialer Location
Handset
Integrated Components
Bluetooth interface
Lighted Keypad
Yes
Lines Supported
6 lines
Packaged Quantity
1
Product Type
Wireless VoIP phone
Quality of Service
IEEE 802.1p, IEEE 802.1Q (VLAN)
Ring Tones
10
Security
128-bit AES, WEP, WPA, WPA2
Voice Features
Acoustic echo cancellation (AEC), Comfort noise generation (CNG), HD Voice, Voice activity detection (VAD)
VoIP
Yes
VoIP Protocols
SIP
Volume Control
Yes
Wireless Interface Provided
Bluetooth
Phone Accessories Included
Power adapter
Handset Depth
1 inch
Handset Height
5.8 inch
Handset Weight
5.1 ounce
Handset Width
2.1 inch
Color Category
Black
ENERGY STAR Certified
No